Holdout

Your mission was to find and destroy a secret alien lab. Now you have crash landed and are stranded in an infested forest. Find your way to the underground entrance and complete your mission. Be sure you read any hints on the screen and...

Escape from the famous ship: THE TITANIC This is my first map which I upload (not the first I created) and it includes: custom textures scripted sequences An easter egg And a lot more to discover...

1_ Extract the .ZIP file. 2_ Move the robot-1.vpk file to ":\Program files\Steam\SteamApps\common\alien swarm\swarm\addons" 3_ Play!!! Hope You'll enjoy it! Note: _To disable the skin, go in-game --> Options --> applications and uncheck...

This is a survival map, where our place is the arena of battle. Our job is to kill the aliens in 1500. The map is quite difficult, you need to cover a good tactic. I wish you good fun.

This is a Tilegen but I tried to add enough detail and change it up enough to make it worthwhile. Enjoy. Put vpk file in addons folder.

Hold off against the swarm in this survival map. You have to keep alive for at least 10 minutes to win the mission.

Extermination is a campaign which unites these maps: Midnight harvest 1 Midnight harvest 2 Arctic infiltration Area Cold catwalks Yanaurus mine Forgotten Factory Communication station Full Treatment - Syntek hospital

An alien swarm map for everyone to enjoy! Hope you like it.